A.Around 40 million yearsB.Around 500 million yearsC.Around 1 billion yearsD.Around 4.5 billion years 答案 D太阳是一颗黄矮星(光谱为G2V),黄矮星的寿命大致为100亿年,目前太阳大约45.7亿岁. 结果二 题目 【题目】16. How old is the Sun? A. Around 40 million yearsB. Around 500 million yea...
B.Around 450 million years old. C.Around 4.5 billion years old. D.Around 1 billion years old. 相关知识点: 试题来源: 解析 C 太阳是一颗黄矮星,黄矮星的寿命大致为100亿年,目前太阳大约45.7亿岁.billion意为“十亿”所以选C结果一 题目 How old is the Sun now? A.Around 40 million years old.B...
a很多高楼,厂房被建起来了 Very many tall buildings, the workshop is constructed[translate] a不仅仅是年轻人,就连老年人也在学习用电脑工作 Is not merely the young people, the senior citizen also uses electricity in the study the brain work[translate] ...
in the morning the air is clearer than it is in the evening. / At dawn the sun has to be pretty close to the horizon before it starts lighting up the sky. 1. Listen to the following passage. Altogether the passage will be read to you four times. During the first reading, which wil...
it hurts here it includes debt it including many bra it indicates serious it infrastructure out it interrogatortransp it is a greek gift it is a pleasure to c it is a poor mouse th it is absolutely impe it is after looking i it is all very well t it is an excellent no it is assu...
"No matter how advanced technology becomes, the role of human patrols in Hoh Xil cannot be replaced, as many situations require on-site handling," said Sun. The vast expanse of Hoh Xil is bordered by uninhabited areas of the Altun Mountains in Xinjiang Uygur Autonomous Region and the Changtan...
how many times i was how mary people in my how matters stand how memories how much does packing how much faith theres how much i feel for y how much is the fract how much money do you how much time do we h how my father lost hi how nicer then how nobel in reason how not perfec...
卖份额的一个充足的数字否则交付对参加者通过这样作为公司在它的单一谨慎也许确定的手段。 [translate] adropkit dropkits [translate] ahow many time is lighting hotter than the sun? 多少时间比太阳是照明设备热? [translate] 英语翻译 日语翻译 韩语翻译 德语翻译 法语翻译 俄语翻译 阿拉伯语翻译 西班牙语...
1.___But how does the sun do that? It's the sun's energy that makes life live on our planet. Energy from the sun is called solar energy (太阳能). 2.___People started to use solar energy many years ago. They build houses with windows so that the sunlight can get inside and ma...
But how does-the sun do that?It's the sun's energy(能量) that makes life on our planet possible. Energy from the-sun is called solar energy.(62) People have used solar energy for many years.They built houses with windows so that the sunlight could get inside and make them warm....